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Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. (male) pushes the testes upward toward the body for warmth or protection






2. Gonadotropic (GnRH) is (FSH and LH). Follical Stimulating (FSH) and Lutinizing Hormone (LH).






3. Luteolysis happens because of the ____________ hormone






4. 283 days






5. Cleans and lubricates the urethra. secretion is thick - viscous - and very slippery.

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6. Not being bred back into herd. horses are seasonal breeders vs. cows as anytime breeders






7. Largest dairy cow - largest udder - highly vascular - eat 40-50% dry matter (eat alot) - most total butterfat






8. ~60 days before calving






9. When are steers and heifers weaned from bottle feeding?






10. (male) definition: duct located outside of the testes. 3 parts: head - body - tail. 4 Functions:concentrate sperm - store sperm - transport sperm - site of sperm maturation. entire process takes ~40-60 days






11. Why does estrus happen before ovulation?






12. Located directly in front of the cervix. fertilized egg implants here. connected to two uterine horns. implantation occurs on the same side as ovulation occurred.






13. Provide nourishment for the developing sperm






14. Indicator of sperm production. the bigger the scrotal circumference the bigger volume of sperm because more seminal vesicles available to produce the sperm






15. 2 month growth cycle. stored in the epididymis of the bull






16. 1-2 days






17. Pulls sperm and egg together - gets body ready for pregnany - stimulates growth cells - develops mammary glands - starts to deposit fat.






18. (male) pushes the testes outward toward the legs for a cool-down off of the body






19. Days which have decreasing daylight hours

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20. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






21. Implies the amount of estrogen production






22. What about the sperm for a bull which has been castrated but still has testicles?






23. Larger the cow - more milk is produced; smaller the cow - less milk is produced






24. Animals which have many estrous periods per year (ex: cow - sow)






25. Can survive ~7 days in cow. vast majority <48 hours






26. 1-3 days






27. Not under a timeline - cow can not be sold as steak






28. Depository for semen during insemination. where urine leaves the body






29. When she is pregnant in her last trimester because she needs the energy to carry around and deliver the calf. and when the calf is born because the cow needs the fat to be deposit it into her milk for the calf's energy stores.






30. 10-37 (21) days






31. Contains and regulates the temp of the testes for sperm production






32. Not under a timeline - cow can not be sold as steak






33. Urinary calculi.






34. Cycle that lasts weeks (ovulation->hormone cycles->ovulation)






35. Way to know everything is alright with the breeding male






36. Duct through penis that carries sperm and urine






37. Provide nourishment for the developing sperm






38. 45-60 days after breeding; re-breed as required






39. Organ of copulation - provides passageway for semen and urine - muscular organ characterized especially by its spongy - erectile tissue that fills with blood






40. Look for infection - split - and rupture of the penis






41. 147 days






42. Reproduction. more offspring leads to more feed costs - but is offset by reproduction numbers






43. 1-2 days






44. What helps regulate spermatogenesis?






45. Important 'landmark' during palpation






46. Cycle that lasts weeks (ovulation->hormone cycles->ovulation)






47. Pulls sperm and egg together - gets body ready for pregnany - stimulates growth cells - develops mammary glands - starts to deposit fat.






48. Look for infection - split - and rupture of the penis






49. Animals which have many estrous periods per year (ex: cow - sow)






50. 4-6 days







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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